<template>
    <el-container style="height: 800px; border: 1px solid #eee">
        <el-aside width="200px" style="background-color: rgb(238, 241, 246)">
            <el-menu :default-openeds="['1']">
                <el-submenu index="1">
                    <template slot="title"><i class="el-icon-message"></i>导航一</template>
                    <el-menu-item-group>
                        <template slot="title">分组一</template>
                        <el-menu-item index="1-1">
                            <router-link to="/product">商品管理</router-link>
                        </el-menu-item>
                        <el-menu-item index="1-2">
                            <router-link to="/user">用户管理</router-link>
                        </el-menu-item>
                    </el-menu-item-group>
                </el-submenu>
            </el-menu>
        </el-aside>

        <el-container>
            <el-header style="text-align: right; font-size: 12px">
                <el-dropdown>
                    <i class="el-icon-setting" style="margin-right: 15px"></i>
                    <el-dropdown-menu slot="dropdown">
                        <el-dropdown-item>查看</el-dropdown-item>
                        <el-dropdown-item>新增</el-dropdown-item>
                        <el-dropdown-item>删除</el-dropdown-item>
                    </el-dropdown-menu>
                </el-dropdown>
                <span>{{username}}</span>
            </el-header>

            <el-main>
                <router-view/>
            </el-main>
        </el-container>
    </el-container>
</template>
<style>
    .el-header {
        background-color: #B3C0D1;
        color: #333;
        line-height: 60px;
    }

    .el-aside {
        color: #333;
    }
</style>
<script>
    export default {
        data() {
            return {
                username: ""
            }
        },
        mounted() {
            //读取用户信息 parse用于从字符串加载json对象
            this.username = localStorage.getItem("username");
        }
    };
</script>